async: export current_is_async()

BugLink: http://bugs.launchpad.net/bugs/1540390
Introduced by 84b233adcca3 ("workqueue: implement current_is_async()").

Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
(cherry picked from commit 581da2cab557fa6e8a954c148c487eb7e0658979)
Signed-off-by: Timo Aaltonen <timo.aaltonen@canonical.com>
Signed-off-by: Andy Whitcroft <apw@canonical.com>

diff --git a/kernel/async.c b/kernel/async.c
index 4c3773c0bf630c1de55a6f5c24bd148c53f1186e..d2edd6efec56295d3dcfefa5587266915657d9d3 100644 (file)
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -326,3 +326,4 @@ bool current_is_async(void)
 
        return worker && worker->current_func == async_run_entry_fn;
 }
+EXPORT_SYMBOL_GPL(current_is_async);